Relax self edit/rename restrictions

- Fixes the last post not being self-editable if it's hidden
- Fixes the discussion not being self-renameable its only post is hidden

framework/core/CHANGELOG.md

@@ -24,6 +24,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Fixed
 - Output forum description in meta description tag. ([#506](https://github.com/flarum/core/issues/506))
+- Allow users to edit their last post in a discussion even if it's hidden.
+- Allow users to rename their discussion even if their first post is hidden.
 - Fix several design bugs.
 
 ## [0.1.0-beta.2] - 2015-09-15

framework/core/src/Core/Discussions/DiscussionsServiceProvider.php

@@ -48,7 +48,7 @@ class DiscussionsServiceProvider extends ServiceProvider
                     $allowRenaming = $settings->get('allow_renaming');
 
                     if ($allowRenaming === '-1' ||
-                        ($allowRenaming === 'reply' && $event->model->participants_count == 1) ||
+                        ($allowRenaming === 'reply' && $event->model->participants_count <= 1) ||
                         ($event->model->start_time->diffInMinutes(Carbon::now()) < $allowRenaming)) {
                         return true;
                     }

framework/core/src/Core/Posts/PostsServiceProvider.php

@@ -55,11 +55,12 @@ class PostsServiceProvider extends ServiceProvider
                     if ($post->discussion->can($actor, 'editPosts')) {
                         return true;
                     }
+
                     if ($post->user_id == $actor->id && (! $post->hide_time || $post->hide_user_id == $actor->id)) {
                         $allowEditing = $settings->get('allow_post_editing');
 
                         if ($allowEditing === '-1' ||
-                            ($allowEditing === 'reply' && $event->model->number == $event->model->discussion->last_post_number) ||
+                            ($allowEditing === 'reply' && $event->model->number >= $event->model->discussion->last_post_number) ||
                             ($event->model->time->diffInMinutes(Carbon::now()) < $allowEditing)) {
                             return true;
                         }